This handy Math in Focus Grade 2 Workbook Answer Key Chapter 15 Multiplication Tables of 3 and 4 detailed solutions for the textbook questions.

## Math in Focus Grade 2 Chapter 15 Answer Key Multiplication Tables of 3 and 4

**Math Journal**

These items are sold in a supermarket. Use the items to write a multiplication story.

**Example**

I want to buy 4 boxes of cereal.

I will have to give the cashier $16.

Story

__________________

Answer:

I want to buy cracked which costs $3

I want to buy cereal which costs $4.

**Put On Your Thinking Cap!**

**Challenging Practice**

Question 1.

Steve starts reading a book on page 7. He reads the book for 4 days. He reads 3 pages each day. Which page will Steve stop at on the 4th day?

(Hint: Use a diagram to help you solve.)

Answer:

Given,

Steve starts reading a book on page 7.

He reads the book for 4 days.

He reads 3 pages each day.

So, 4 x 3 = 12

12 + 7 = 19

Therefore, on the 4th day, steve will stop on the 19th page.

Question 2.

The music teacher is selecting children to sit in the front row at a concert. 100 children are given numbers 1 to 100. The teacher first picks the child with the number 3. He then skip-counts by tens to pick the other children. What are the numbers of the other children who are picked?

The numbers are ___________________

Answer:

Given,

The music teacher is selecting children to sit in the front row at a concert.

100 children are given numbers 1 to 100.

The teacher first picks the child with the number 3.

He then skip-counts by tens to pick the other children.

**Put On Your Thinking Cap!**

**Problem Solving**

**Solve the riddle.**

Question 1.

I am a two-digit number. I am more than 20 but less than 30. I can be found in both the multiplication tables of 3 and 4. What number am I?

Answer:

Given,

I am a two-digit number.

I am more than 20 but less than 30.

I can be found in both the multiplication tables of 3 and 4.

Let the number be a

20 < a > 30

the numbers that are both multiple of 3 and 4 and between 20 and 30 is are 24 only ( 3 x 8 = 4 x 6 )

Therefore, the number is 24.

**Chapter Review/Test**

**Vocabulary**

**Fill in the blanks with words from the box.**

skip-counting

dot paper

related multiplication facts

Question 1.

____________ is fun!

Answer:

Question 2.

are examples of _____________.

Answer:

**Concepts and Skills**

**Skip count to find the missing numbers.**

Question 3.

9 × 3 = ____________

Answer:

Question 4.

___________ × 3 = 24

Answer:

Question 5.

_________ × 4 = 16

Answer:

Question 6.

_________ × 4 = 36

Answer:

**Find the missing numbers.**

Question 7.

8 groups of 3 = __________ × 3

= ___________

Answer:

Question 8.

7 groups of 4 = ___________ × 4

= ___________

Answer:

**Use dot paper to find the missing numbers.**

Question 9.

6 × 4 = 5 groups of 4 + ___________ group of 4

= ___________ + 4

= ___________

Answer:

**Problem Solving**

**Use skip-counting or dot paper to solve.**

Question 10.

Caleb ties sets of 3 medals with a piece of ribbon. He ties 10 sets of medals. How many medals does Caleb have in all?

Answer:

**Use related multiplication facts to solve.**

Question 11.

Gail has 32 star-shaped key chains. She puts 4 key chains equally into some boxes. How many boxes are there?

Answer: